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The BLOX BX rear subframe hard collar kit for 2016–2021 FK Civic is a 12-piece set designed for rear subframe mounting points on that chassis. These collars aim to limit subframe movement and help preserve alignment under cornering and load, providing FK Civic owners a vehicle-specific option to firm rear subframe positioning and support consistent suspension behavior.
BLOX Racing 16-21 FK Civic - Rear - 12 Pieces Subframe Hard Collar Kit
